code: def test_number(value: t.Any) -> bool:
      """Return true if the variable is a number."""
      return isinstance(value, Number)
  
imports: import operator
  import typing
  from collections import abc
  from numbers import Number
  from .runtime import Undefined
  from .utils import pass_environment
label_desc: Use image node_id 18 for calling a global function with example usage: test_number(value) and returns: isinstance